Lloyd Highland Sewer District STP
Highland, NY · Ulster County · Publicly Owned Treatment Works
- Average flow
- 0.76 MGD
- Design flow
- 1.75 MGD
- NPDES permit
- NY0024295
- Administratively continued
- Permit expires
- March 2020
- Population served
- —
- CWNS 2022
Lloyd Highland Sewer District STP is a publicly owned wastewater treatment works in Highland, Ulster County, New York treating an average of 0.76 million gallons per day against a permitted design capacity of 1.75 MGD. Treatment on site includes biogas silos. It discharges under NPDES permit NY0024295 (administratively continued), which expires in March 2020, with 13 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Biogas silos
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Compliance snapshot (last 3 years)
- Total violations
- 13
- Effluent violations
- 13
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
10 verified contacts for Lloyd Highland Sewer District STP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Lloyd Highland Sewer District STP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New York
Poughkeepsie · 1 mi away
6.18 MGD
Hyde Park · 3 mi away
0.000000015 MGD
Hyde Park · 5 mi away
0.05 MGD
New Paltz · 6 mi away
0.0081 MGD
Pleasant Valley · 7 mi away
0.000000021 MGD
Poughkeepsie · 7 mi away
0.01 MGD
New Paltz · 7 mi away
0.57 MGD
Wappingers Falls · 8 mi away
1.19 MGD
Lloyd Highland Sewer District STP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed September 11, 2026; facility record last updated April 5, 2025.